As a user I want to configure ipsec policies via nmstate so that communication with certain entities (such as NetApp storage device) is encrypted. As a user I want to configure ipsec policies via nmstate so that all communication is encrypted. Acceptance Criteria A list of verification conditions, successful functional tests, or expected outcomes in order to declare this story/task successfully completed. Verify using PSK Verify using Certs Verify on OCP SNO Verify on OCP MNO Verify with multiple policies Verify with rightsub=0.0.0.0/0 Definition of Done The implementation meets the acceptance criteria The unit tests and integration tests are written and passed The code is part of a build attached to an errata The code is backported to RHEL-9.2

.Nmstate API configures VPN connection based on IPsec configuration The Libreswan utility is an implementation of IPsec for configuring VPNs. With this update, by using `nmstatectl`, you can configure IPsec-based authentication types along with configuration modes (tunnel and transport) and network layouts (`host-to-subnet`, `host-to-host`, `subnet-to-subnet`).